In the UK, medical cannabis prescriptions start with a specialist assessment,...

https://mag-wiki.win/index.php/Can_my_GP_prescribe_medical_cannabis_in_the_UK_or_do_I_need_a_specialist%3F

In the UK, medical cannabis prescriptions start with a specialist assessment, often at private clinics since NHS options are limited. If approved, you get medicine from regulated pharmacies ensuring quality and safety